Persistent identifiers (PIDs) are tools that are used to uniquely identify people, organisations, and other objects (e.g., books, articles, datasets) in a scholarly communication system. This website provides information about persistent identifiers and the types of support for them at the national level.

Favourite links

News from blog

The 2025 Annual Meeting of National ORCID Centre

August 6, 2025

The National Center for Persistent Identifiers at the National Library of Technology cordially invites representatives of member institutions to this…

Continue reading...
ROR – Timeline for the Sunset of Version 1 of the ROR API and Schema

July 23, 2025

In April 2024, the ROR (Research Organization Registry) released version 2 of the ROR API and schema. What is the…

Continue reading...
Register once, use repeatedly: Portugal’s FCT shows how to use ORCID effectively

July 22, 2025

Fundação para a Ciência e a Tecnologia (FCT) is the Portuguese national agency for the funding of science and research.…

Continue reading...
Help improve ORCID’s documentation – take a short survey

July 9, 2025

ORCID is interested in learning how users perceive its documentation, including: Help Center resources aimed at researchers, API documentation for…

Continue reading...